There might be some (rare) circumstances where you would like to change a UID or GID on Linux system. If you know what you are doing and the implication behind this change (see warning comment below), this can be achieved using the commands below. Change User ID (UID) : usermod -u <ID> username Example :… Read More »
You probably experienced the following issue, running “Yum update” on a RHEL 7.3 system : error: Failed to initialize NSS library There was a problem importing one of the Python modules required to run yum. The error leading to this problem was: cannot import name ts Please install a package which provides this module, or… Read More »
I had the luck of experiencing the following blue screen on a Windows Server 2008 R2 domain controller server at boot lately : *** STOP: 0x0000007E (0xFFFFFFFFC0000005, 0xFFFFF880018C9836, 0xFFFFF880009A9008, 0xFFFFF880009A8860) Related facts with this server : – Haven’t been rebooted since two years – Windows Updates haven’t been run for two years – Running minimalistic… Read More »
Particularly useful when building appliances or when you ship pre-build systems to a remote location where technical knowledge of people at the remote site is limited, you can easily make the system “print” the IP acquired by DHCP or even the static assigned one to the system console login. You will need to create two… Read More »
There might be a few situations where you need more flexibility than what the clock UI can provide. In that case, you will need some help from the command line and registry. To manually synchronize the clock with a time server using the command line : net time \\<ntp_server> /set /yes NOTE : Replace <ntp_server> with… Read More »
You probably noticed the following output on your console after logging to your newly installed CloudLinux server : perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = (unset), LC_ALL = (unset), LC_CTYPE = “UTF-8”, LANG = “en_US.UTF-8” are supported and installed on your system. perl: warning: Falling back to… Read More »
Ending up with the following error trying to join a server or workstation to an existing Active Directory domain? The following error occurred attempting to join the domain “domain.tld”: The request is not supported. Additionally, if you have a look at the EventViewer, you can see the following log entries under the following logging facility… Read More »
You may have encountered the following issue trying to run “fuser” command on CentOS/RHEL 7 : fuser: command not found Many system administrators turn to do minimalist installation with version 7, unfortunately this even cut some critical basic components such as “traceroute, ifconfig, fuser, etc.” which in my opinion should be a part of a… Read More »
Among all the new bells and whistles coming with the latest major release of RedHat Enterprise Linux platform, resolution bot both the installation process and system console have changed (higher resolution than before is default). Unfortunately, server system does not necessarily have the newest display device or iLO, iDRAC and virtual machine consoles are out… Read More »
With the latest macOS Sierra 10.12 release, you might have observed issue connecting to servers or network devices running SSH. Please note that this article does not necessary apply or macOS, but any running OS with the latest OpenSSH v7. Because of the latest OpenSSH version, some older (legacy) encryption algorithm have been removed from… Read More »